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Gen Pharmacology Intro Bds Presentation Transcript

  • 1. Dr.U.P.Rathnakar MD.DIH.PGDHM K.M.C.Mangalore. INDIA
  • 2. Syllabus
    • SYLLABUS GEN PHARMACOLOGY BDS
    •  
    • Introduction to pharmacology 1h
    • Definition of pharmacology and its subdivisions, Sources of drug info and category of info for each source, Sources of drugs and drug nomenclature.
    • Pharmaceutics 1h
    • Routes, Factors determine selection of routes, advantages and disadvantages,of enteral, parenteral inhalational routes, and transdermal routes
    • PK 2hs
    • Membrane transport mechanism, Bioavailability factors and definition, factors influencing drug distribution pattern, Biotransformation,-Definition, phases, sites, Factors affecting,
    • Drug elimination-Routes of excretion, factors affecting renal excretion, halflife definition and importance, dose response and steady state concentration
    •  
    • PD 2hs
    • MO drug action, Factors that modify, drug interaction,
    • Safety margin and drug toxicity 1h
    • TI, Untoward effects-predictable unpredictable and others,Principles of management of drug toxicity
    •  
    • Prescription writing 1h
    • Introduction to ANS 1h
  • 3. John Yagiela, Frank Dowd, Enid Neidle Basic & Clinical Pharmacology, 10th Edition Bertram G. Katzung, MD, PhD
  • 4. Three easy steps for understanding pharmacology ! Study and Chew Study and Chew Study and Chew
  • 5. Why study pharmacology?
    • Pharmacology is situated between the basic and clinical sciences and is important for dental students
    • There is a growing demand on the dental clinicians to know huge knowledge of drugs and how to use them for patients
    • Many medications are prescribed every day by dentists
    • Medicines prescribed for other disorders may interact with drugs prescribed for dental disorders.
    • Recognizing the drugs helps to identify other illness being suffered by the Pt.
    • Emergency management
    • Many drugs are used in OT
    • Many drugs affect bone and teeth
    • Social responsibility and legal necessity
  • 6. Syllabus [University ] Lectures [Teacher] QP! [Student SYLLABUS LECTURES Learning IDEAL
  • 7. Subdivisions of Pharmacology
  • 8. Subdivisions of Pharmacology
    • 1—Pharmacology
    • History, sources, and physical and chemical properties of different drugs, how drugs affect living systems
    • 2—Pharmacodynamics
    • Biochemical and physiological effects of drugs
    • Drugs’ mechanisms of action
  • 9. Subdivisions of Pharmacology
    • 3—Pharmacokinetics
      • Absorption, Distribution, Metabolism, and Excretion
    • 4—Pharmacotherapeutics
      • How drugs are used in the treatment of illnesses
  • 10. Subdivisions of Pharmacology
    • Pharmacognosy:
      • Deals with recognition drugs
    • Toxicology
      • Poisons and poisonings—Toxic effects on living organisms and treatment
  • 11. Definitions
    • Pharmacology is a science of drugs. It deals with the study of effect of drugs on living animals, organs or tissue.
    • The actions may be beneficial or harmful..
    • Drug,- drogue = dry herb.
  • 12.
    • DRUG : A drug is defined as any substance used for the purpose of
    • diagnosis,
    • prevention,
    • relief or cure of a disease in man or animals.
    • WHO “ A drug is any substance or product that is used or intended to be used to modify or to explore physiological systems or pathological states for the benefit of the recipient”.
  • 13.
    • PHARMACY : Science of identification,selection, preservation, standardization,
    • compounding and dispensing
    • of medicinal substance.
    • THERAPEUTICS :
    • Deals with the administration of drugs for the relief of symptoms or cure of disease.
  • 14.
    • Chemotherapy:- Effect of drugs on micro organisms & parasites living and multiplying in a living organism.It also includes drug treatment of cancers.
    • Pharmacoepidemiology :- is the study of effects of drugs in large number of people in the community. It is the application of principles of epidemiology to drug effects and drug use in the community .
  • 15.
    • Pharmacoeconomics:- is the analysis of the cost of drug therapy to the health care system and the society.
    • Clinical pharmacy :- involves the cooperation of pharmacist with the physician
    • Educating the patient about compliance,
    • How to take medication
    • Monitoring the errors in taking medication.
  • 16.
    • CLINICAL PHARMACOLOGY:
    • It is the scientific study of drugs in man.
    • Clinical trials:
    • Phase I------Healthy volunteers
    • Phase II-----Small group of patients
    • Phase III----Large group
    • Phase I V ----Post marketing
  • 17. $800 million to Bring a new drug $800 million did not Yield new drug 1:10000 success rate 10-12 years
  • 18. Sources of information of drugs Text Books Journals Library Websites CME
  • 19. Sources of information of drugs
    • PHARMACOPIEA :
    • It is an official code containing a selected list of the established drugs with the tests for their identity, purity & potency.
    • I.P. , B.P. , U.S.P., E.P.
    • Formularies : Information on products available to prescribers in the respective countries
    • National Formulary-by American Pharmaceutical Association.
    • British National Formulary(BNF)- by British Medical Association & Pharmaceutical Society of Great Britain.
    • National Formulary of India (NFI)- by Govt. of India.
  • 20. NOMENCLATURE OF DRUGS
    • Chemical Name :-
    • Describes drug chemically:Acetyl salicylic acid
    • Isopropylamino naphthyloxy propan-2-ol =
    • Propranolol !
    • Non Proprietary name: [Approved name]
    • Name approved by scientific body
    • Acetaminophen or Paracetamol
    • Pethidine or Meperidine
    • Brand name [Proprietary name] :
    • Name given by Mfr.
    • Paracetamol-”Crocin”
  • 21. Essential drug[Medicine] concept
    • WHO defined essential drugs as those that satisfy the healthcare needs of majoritiy of population ; Should be available at all times in adequate amounts and required dosage forms
    • National list of essential medicines-
    • 2003, 354 Medicines
    • 70,000 preparations available in INDIA!
  • 22.
    • SOURCES OF DRUGS.
    • MINERAL : MgSO 4 , Mg.trisilicale,
    • Liquid paraffin
    • ANIMAL : Insulin, Heparin, Thyroid extract
    • PLANT : Morphine, Atropine, Digoxin
    • SYNTHETIC : Aspirin, Sulfonamides,
    • MICRO-ORGANISM : Penicillin.
    • DNA RECOMBINANT TECHNOLOGY.
    • Human Insulin, Human Growth Hormone.
    • Hybridoma technique:- Monoclonal antibodies.
  • 23.